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Related papers: Towards Principled User-side Recommender Systems

200 papers

Modeling users for the purpose of identifying their preferences and then personalizing services on the basis of these models is a complex task, primarily due to the need to take into consideration various explicit and implicit signals,…

Information Retrieval · Computer Science 2017-07-06 Amit Tiroshi , Tsvi Kuflik , Shlomo Berkovsky , Mohamed Ali Kaafar

Recommender systems are expected to be assistants that help human users find relevant information automatically without explicit queries. As recommender systems evolve, increasingly sophisticated learning techniques are applied and have…

Information Retrieval · Computer Science 2023-12-19 Zhengbang Zhu , Rongjun Qin , Junjie Huang , Xinyi Dai , Yang Yu , Yong Yu , Weinan Zhang

In order to improve the accuracy of recommendations, many recommender systems nowadays use side information beyond the user rating matrix, such as item content. These systems build user profiles as estimates of users' interest on content…

Information Retrieval · Computer Science 2019-08-30 Luca Luciano Costanzo , Yashar Deldjoo , Maurizio Ferrari Dacrema , Markus Schedl , Paolo Cremonesi

Using personalized explanations to support recommendations has been shown to increase trust and perceived quality. However, to actually obtain better recommendations, there needs to be a means for users to modify the recommendation criteria…

Computation and Language · Computer Science 2022-01-13 Diego Antognini , Claudiu Musat , Boi Faltings

This paper proposes a theoretical analysis of recommendation systems in an online setting, where items are sequentially recommended to users over time. In each round, a user, randomly picked from a population of $m$ users, requests a…

Machine Learning · Statistics 2020-10-26 Kaito Ariu , Narae Ryu , Se-Young Yun , Alexandre Proutière

Personality is a psychological factor that reflects people's preferences, which in turn influences their decision-making. We hypothesize that accurate modeling of users' personalities improves recommendation systems' performance. However,…

Information Retrieval · Computer Science 2023-03-22 Xinyuan Lu , Min-Yen Kan

Recommendation systems are essential ingredients in producing matches between products and buyers. Despite their ubiquity, they face two important challenges. First, they are data-intensive, a feature that precludes sophisticated…

General Economics · Economics 2020-10-08 Pedro M. Gardete , Carlos D. Santos

Recommender systems provide essential web services by learning users' personal preferences from collected data. However, in many cases, systems also need to forget some training data. From the perspective of privacy, several privacy…

Information Retrieval · Computer Science 2022-01-26 Chong Chen , Fei Sun , Min Zhang , Bolin Ding

Users of online dating sites are facing information overload that requires them to manually construct queries and browse huge amount of matching user profiles. This becomes even more problematic for multimedia profiles. Although matchmaking…

Information Retrieval · Computer Science 2007-05-23 Lukas Brozovsky , Vaclav Petricek

Many current applications use recommendations in order to modify the natural user behavior, such as to increase the number of sales or the time spent on a website. This results in a gap between the final recommendation objective and the…

Information Retrieval · Computer Science 2018-08-06 Stephen Bonner , Flavian Vasile

With the rapid development of the internet and the explosion of information, providing users with accurate personalized recommendations has become an important research topic. This paper designs and analyzes a personalized recommendation…

Information Retrieval · Computer Science 2024-10-15 Chunyan Mao , Shuaishuai Huang , Mingxiu Sui , Haowei Yang , Xueshe Wang

Recommender systems have generated tremendous value for both users and businesses, drawing significant attention from academia and industry alike. However, due to practical constraints, academic research remains largely confined to offline…

Information Retrieval · Computer Science 2025-09-09 Kuan Zou , Aixin Sun

Conversational Recommender Systems (CRSs) have become increasingly popular as a powerful tool for providing personalized recommendation experiences. By directly engaging with users in a conversational manner to learn their current and…

Information Retrieval · Computer Science 2025-03-04 Allen Lin , Jianling Wang , Ziwei Zhu , James Caverlee

Modeling user sequential behaviors has recently attracted increasing attention in the recommendation domain. Existing methods mostly assume coherent preference in the same sequence. However, user personalities are volatile and easily…

Information Retrieval · Computer Science 2022-04-01 Weiqi Shao , Xu Chen , Long Xia , Jiashu Zhao , Dawei Yin

Recommender systems can be formulated as a matrix completion problem, predicting ratings from user and item parameter vectors. Optimizing these parameters by subsampling data becomes difficult as the number of users and items grows. We…

Information Retrieval · Computer Science 2018-07-09 Elias Tragas , Calvin Luo , Maxime Gazeau , Kevin Luk , David Duvenaud

The subject matter of the article is a model of calculating the user similarity coefficients of the recommendation systems. The goal is the development of the improved model of user similarity coefficients calculation for recommendation…

Information Retrieval · Computer Science 2020-11-11 Yelyzaveta Meleshko , Oleksandr Drieiev , Anas Mahmoud Al-Oraiqat

Recommender systems may be confounded by various types of confounding factors (also called confounders) that may lead to inaccurate recommendations and sacrificed recommendation performance. Current approaches to solving the problem usually…

Information Retrieval · Computer Science 2023-08-15 Shuyuan Xu , Juntao Tan , Shelby Heinecke , Jia Li , Yongfeng Zhang

This paper aims to address the challenge of selecting relevant courses for students by proposing the design and development of a course recommendation system. The course recommendation system utilises a combination of data analytics…

Computation and Language · Computer Science 2025-11-14 Rahul Soni , Basem Suleiman , Sonit Singh

Side information is being used extensively to improve the effectiveness of sequential recommendation models. It is said to help capture the transition patterns among items. Most previous work on sequential recommendation that uses side…

Information Retrieval · Computer Science 2023-02-22 Yujie Lin , Zhumin Chen , Zhaochun Ren , Chenyang Wang , Qiang Yan , Maarten de Rijke , Xiuzhen Cheng , Pengjie Ren

Nowadays there are more and more items available online, this makes it hard for users to find items that they like. Recommender systems aim to find the item who best suits the user, using his historical interactions. Depending on the…

Information Retrieval · Computer Science 2023-04-19 Theo Nommay